﻿/*
 *  Copyright (c) 2012 Brandon Ellenberger
 *
 *  This file is part of OpSatPlan.
 *
 *  OpSatPlan is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  OpSatPlan is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with OpSatPlan.  If not, see <http://www.gnu.org/licenses/>.
 */

using System;
using System.Collections;
using System.Linq;
using System.Text;

namespace OpSatPlan.LexerParser
{
    /// <summary>
    /// This is added because the elementAt method in C#Cup throws an invalid cast exception if the 
    /// Symbol.value object is not a string.
    /// Offending line is below
    /// string tmp=(string)((Symbol)(base.ToArray()[index])).value;
    /// </summary>
    public class mStack : Stack
    {
        public mStack(Stack origin) : base(origin) { }
        public object elementAt(int index)
        {
            return base.ToArray()[index];
        }
    }
}
